
Drivetrain
| Chain Type | 2.379:1 |
| Clutch | Multi-plate with diaphragm spring in oil bath |
| Gear Ratios 1st | 10.169:1 |
| Gear Ratios 2nd | 6.933:1 |
| Gear Ratios 3rd | 5.151:1 |
| Gear Ratios 4th | 4.105:1 |
| Gear Ratios 5th | 3.508:1 |
| Gear Ratios 6th | 3.017:1 |
| Transmission | Auto |
| Transmission Type | Belt |
| Gearbox | 6-speed |
Suspension
| Front Suspension | Telescopic fork |
| Rear Suspension | Twin shocks |
| Front Shocks | FOX 2.5 PODIUM RC2 Piggyback with bypass and Smart-Shox Technology featuring Live Valve Gen 3 (Dual Valve compression & rebound) |
| Rear Shocks | FOX 3.0 PODIUM RC2 Piggyback with bypass and Smart-Shox Technology featuring Live Valve Gen 3 (Dual Valve compression & rebound) |
| Front Travel | 5.1 in (130 mm) |
| Rear Travel | 4.9 in (124 mm) |
Brakes
| Front Braking System | Double disc. Optional ABS. 4-piston |
| Rear Braking System | Single disc. Optional ABS. 4-piston |
| Parking Brake | Park In-Transmission |
Tires
| Front Wheel | Contrast Cut 19 in x 3.5 in |
| Rear Wheel | Contrast Cut 16 in x 5 in |
| Front Tire | 130/80-B17 |
| Rear Tire | 180/65-B16 |
| Wheels | Impeller Cast Aluminum |
Dimensions
| Overall Vehicle Size | 35.6" w x 56.4" h |
| Rake / Trail | 26° / 7" |
| Wheelbase | 64 in (1,625 mm) |
| Seat Height | 28.1 in (715 mm) |
| Ground Clearance | 6.7 in (170 mm) |
| Lean Angle (Left) | 31 |
| Lean Angle (Right) | 31 |
| Bed Box Dimensions | 28 x 22 x 7 in (72.0 x 57.0 x 17.8 cm) |
Capacities
| Fuel Capacity | 6 gal (22.7 L) |
| Hitch Type | Rear: Standard |
| Hitch Capacity | 2,500 lb (1,134 kg) |
| Cargo System | Lock & Ride |
| Payload Capacity | 336 lbs (740 kg) |
| Rack Capacity (Front) | 33 pounds |
| Rack Capacity (Rear) | 66 pounds |
| Box Capacity | 300 lb (136 kg) |
| Seating Capacity | 4 |
| Storage Capacity | 2.1 gal (8.1 L) |
| Towing Capacity | 227 lbs (500 kg) |
| Cargo Capacity | 454 lbs (1,000 kg) |
| Bed Capacity | 1000 pounds for 49-state models |
| Rack Capacity | 200 lb (90 kg) |
Weights
| Dry Weight | 778.2 lbs (353 kg) |
Electronics
| Gauges | Fairing-mounted instrument cluster featuring analog speedometer and tachometer with fuel gauge, range, odometer and current gear. 15 LED telltale indicators; cruise control enabled, cruise control set, neutral, high beam, turn signal, ABS, check engine, low tire pressure, battery, low fuel, security system, low engine oil pressure and MPH or km/h unit designation. |
| Audio System | Includes 4 Standard 50 watt speakers. 2 in the fairing, 2 in the trunk. 200 watts total. |
| Magneto | 1700-W |
Lights & Safety
| Features | Standard Equipment: Remote Locking Hard Saddlebags, Power Adjustable Windshield, 36 Gallons (136+ Liters) of Storage, Keyless Ignition, Adjustable Fairing Vents, USB Charger, and Tire Pressure Monitoring System (TPMS) |
| Lighting | High beam, running lights, front fender running lights, directional light bar, neutral, low oil pressure, engine diagnostics, turn signals,security system (optional), 6-speed, low fuel warning, cruise control (optional), ABS (optional) |
| Warranty | |
| Instrumentation | Tank-mounted electronic speedometer with odometer, time-of-day clock on odometer dual trip meter low fuel indicator light and mileage countdown feature low oil pressure indicator light engine diagnostics readout LED indicator lights 6-speed indicator light |
| Steering | Power: Gen 2 Tri-mode DPS High torque |
| Cage Type | High strength (Dual phase) steel tubing and stampings |
| Handlebars | Neken, aluminium 28/22 mm |
What type of fuel does a 2003 Harley-Davidson FAT BOY Fat Boy use?
A 2003 Harley-Davidson FAT BOY Fat Boy uses Gasoline.
What type of engine does the 2003 Harley-Davidson FAT BOY Fat Boy have?
The 2003 Harley-Davidson FAT BOY Fat Boy is equipped with a 4-stroke engine.
Does the 2003 Harley-Davidson FAT BOY Fat Boy have Automatic climate control?
No, the 2003 Harley-Davidson FAT BOY Fat Boy is not equipped with Automatic climate control.
Does the 2003 Harley-Davidson FAT BOY Fat Boy have Backup camera?
No, the 2003 Harley-Davidson FAT BOY Fat Boy is not equipped with Backup camera.
Does the 2003 Harley-Davidson FAT BOY Fat Boy have Heated seats?
No, the 2003 Harley-Davidson FAT BOY Fat Boy is not equipped with Heated seats.
Does the 2003 Harley-Davidson FAT BOY Fat Boy have Apple CarPlay?
No, the 2003 Harley-Davidson FAT BOY Fat Boy is not equipped with Apple CarPlay.
Does the 2003 Harley-Davidson FAT BOY Fat Boy have Android Auto?
No, the 2003 Harley-Davidson FAT BOY Fat Boy is not equipped with Android Auto.
Does the 2003 Harley-Davidson FAT BOY Fat Boy have Bluetooth?
No, the 2003 Harley-Davidson FAT BOY Fat Boy is not equipped with Bluetooth.
Does the 2003 Harley-Davidson FAT BOY Fat Boy have Keyless entry?
No, the 2003 Harley-Davidson FAT BOY Fat Boy is not equipped with Keyless entry.
Does the 2003 Harley-Davidson FAT BOY Fat Boy have Push start?
No, the 2003 Harley-Davidson FAT BOY Fat Boy is not equipped with Push start.
Does the 2003 Harley-Davidson FAT BOY Fat Boy have Navigation?
No, the 2003 Harley-Davidson FAT BOY Fat Boy is not equipped with Navigation.
Does the 2003 Harley-Davidson FAT BOY Fat Boy have Sunroof/moonroof?
No, the 2003 Harley-Davidson FAT BOY Fat Boy is not equipped with Sunroof/moonroof.
Does the 2003 Harley-Davidson FAT BOY Fat Boy have Leather seats?
No, the 2003 Harley-Davidson FAT BOY Fat Boy is not equipped with Leather seats.
Does the 2003 Harley-Davidson FAT BOY Fat Boy have Wireless phone charging?
No, the 2003 Harley-Davidson FAT BOY Fat Boy is not equipped with Wireless phone charging.
Does the 2003 Harley-Davidson FAT BOY Fat Boy have Adaptive cruise control?
No, the 2003 Harley-Davidson FAT BOY Fat Boy is not equipped with Adaptive cruise control.
Does the 2003 Harley-Davidson FAT BOY Fat Boy have Wifi hotspot?
No, the 2003 Harley-Davidson FAT BOY Fat Boy is not equipped with Wifi hotspot.
Does the 2003 Harley-Davidson FAT BOY Fat Boy have Third row seats?
No, the 2003 Harley-Davidson FAT BOY Fat Boy is not equipped with Third row seats.
Does the 2003 Harley-Davidson FAT BOY Fat Boy have Tow package?
No, the 2003 Harley-Davidson FAT BOY Fat Boy is not equipped with Tow package.
Does the 2003 Harley-Davidson FAT BOY Fat Boy have Head up display?
No, the 2003 Harley-Davidson FAT BOY Fat Boy is not equipped with Head up display.
Does the 2003 Harley-Davidson FAT BOY Fat Boy have Cooled seats?
No, the 2003 Harley-Davidson FAT BOY Fat Boy is not equipped with Cooled seats.

